Home / 40,026.89-55,232.32-22,119.46

Finding the Fourth Proportional to 40,026.89, 55,232.32 and 22,119.46

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Solution

The fourth proportional to 40,026.89, 55,232.32 and 22,119.46 is: 30,522.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,026.89 : 55,232.32 = 22,119.46 : x
  2. Step 2: Convert to fraction form
    40,026.89/55,232.32 = 22,119.46/x
  3. Step 3: Cross multiply
    40,026.89x = 55,232.32 × 22,119.46
  4. Step 4: Simplify right side
    40,026.89x = 1,221,709,092.95
  5. Step 5: Solve for x
    x = 1,221,709,092.95/40,026.89
  6. Step 6: Final answer
    x = 30,522.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.